diff --git a/appveyor.yml b/appveyor.yml
index 3d7fa797197d..1571481eb609 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -220,17 +220,17 @@ environment:
       - APPVEYOR_BUILD_WORKER_IMAGE: "Visual Studio 2015"
         BUILD_SYSTEM: autotools
         TESTING: ON
-        DISABLED_TESTS: "!19 ~1056 !1233"
+        DISABLED_TESTS: "~1056"
         CONFIG_ARGS: "--enable-debug --enable-werror --enable-alt-svc --disable-threaded-resolver --disable-proxy"
       - APPVEYOR_BUILD_WORKER_IMAGE: "Visual Studio 2019"
         BUILD_SYSTEM: autotools
         TESTING: ON
-        DISABLED_TESTS: "!19 !504 !704 !705 ~1056 !1233"
+        DISABLED_TESTS: "~1056"
         CONFIG_ARGS: "--enable-debug --enable-werror --enable-alt-svc --disable-threaded-resolver"
       - APPVEYOR_BUILD_WORKER_IMAGE: "Visual Studio 2019"
         BUILD_SYSTEM: autotools
         TESTING: ON
-        DISABLED_TESTS: "!19 !504 !704 !705 ~1056 !1233"
+        DISABLED_TESTS: "~1056"
         CONFIG_ARGS: "--enable-warnings --enable-werror"
 
 install:
diff --git a/lib/select.c b/lib/select.c
index ca0e24fb13a5..a3973a408db5 100644
--- a/lib/select.c
+++ b/lib/select.c
@@ -291,7 +291,7 @@ int Curl_socket_check(curl_socket_t readfd0, /* two sockets to read from */
   }
   if(writefd != CURL_SOCKET_BAD) {
     pfd[num].fd = writefd;
-    pfd[num].events = POLLWRNORM|POLLOUT;
+    pfd[num].events = POLLWRNORM|POLLOUT|POLLPRI;
     pfd[num].revents = 0;
     num++;
   }
@@ -319,7 +319,7 @@ int Curl_socket_check(curl_socket_t readfd0, /* two sockets to read from */
   if(writefd != CURL_SOCKET_BAD) {
     if(pfd[num].revents & (POLLWRNORM|POLLOUT))
       ret |= CURL_CSELECT_OUT;
-    if(pfd[num].revents & (POLLERR|POLLHUP|POLLNVAL))
+    if(pfd[num].revents & (POLLERR|POLLHUP|POLLPRI|POLLNVAL))
       ret |= CURL_CSELECT_ERR;
   }